i08481027
SCR Catalyst Has Incorrect Inlet
Temperature
Table 137
Diagnostic Trouble Code for SCR Catalyst Has Incorrect Inlet Temperature
J1939
Code
PDL
Code
Code Description
(code descriptions may vary)
Comments
4360-16
E946 (2)
Aftertreatment #1 SCR Catalyst Intake Gas
Temperature : High - moderate severity (2)
The aftertreatment Selective Catalytic Reduction (SCR) catalyst in-
take gas temperature sensor has detected that the SCR intake tem-
perature is above the normal operating range.
4360-17
E947 (1)
Aftertreatment #1 SCR Catalyst Intake Gas
Temperature : Low - least severe (1)
This diagnostic code is only applicable to engines that have a Die-
sel Particulate Filter (DPF).
The Electronic Control Module (ECM) detects that the SCR catalyst
intake temperature is below the acceptable range.
The code is logged.
4360-18
E947 (2)
Aftertreatment #1 SCR Catalyst Intake Gas
Temperature : Low - moderate severity (2)
The aftertreatment SCR catalyst intake gas temperature sensor has
detected that the SCR intake temperature is far below the normal
operating range.
Follow the troubleshooting procedure to identify the root cause of the fault.
Complete the procedure in the order in which the
steps are listed.
UENR4469-36 255
Symptom Troubleshooting
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